Wicked Cool Java

Partially Parseable: Parsing with the Scanner Class

Java 5 added the java.util.Scanner class, a new utility for scanning input text. It's something of a cross between the older StringTokenizer and the Matcher class. In previous sections we used a Matcher to search within a String to find data that matched a given pattern. This was useful, but we were limited to matching only a single pattern. Any data had to be retrieved by capturing groups within the same pattern or by using an index to retrieve portions of the text. We used a combination of regular expressions and methods that retrieve items of specific types from an input stream. In addition ...